The nova system RS Ophiuchi produced extremely high-energy gamma-rays in its most recent explosion, according to observations by the dual MAGIC telescopes in Spain's Canary Islands.
Space News & Blog Articles
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The top space stories of the week!
Scientists see new 'micronova' stellar explosion, Ukrainian moon startup repurposes tech for military use, and Perseverance Mars rover arrives at ancient river delta.
Space photos: The most amazing images this week!
See the best photos on Space.com this week.
Private Ax-1 astronaut mission leaving space station Saturday: Watch live
The first-ever all-private astronaut mission to the International Space Station (ISS) is about to head for home, and you can watch the departure live.
Saturday eclipse talk kicks off Astronomical League of the Philippines' new webinar series
Astronomer Jay Pasachoff will talk about his December 2021 eclipse-chasing expedition to Antarctica tomorrow (April 23) at 8 a.m. EDT (1200 GMT).
Building a home on Mars … with bacteria?
Imagine a home on Mars. Is it filled with bacteria?
Slimmed Down Red Giants Had Their Mass Stolen By a Companion Star
Millions of stars that can grow up to 620 million miles in diameter, known as ‘red giants,’ exist in our galaxy, but it has been speculated for a while that there are some that are possibly much smaller. Now a team of astronomers at the University of Sydney have discovered several in this category and have published their findings in the journal Nature Astronomy.
Pearl Jam's Eddie Vedder calls astronauts on space station for Earth Day chat (video)
Pearl Jam's Eddie Vedder speaks with NASA and ESA astronauts aboard the International Space Station for Earth Day.
Here’s Something Rare: a Martian Crater That isn’t a Circle. What Happened?
Most impact craters are usually circular and fairly symmetric, but not all. This odd-shaped crater on Mars is obviously an impact crater, but it has a unique oblong shape. What happened?
SpaceX inks 1st deal to provide Starlink internet service on planes
SpaceX just secured its first deal to provide inflight internet service on airplanes using its Starlink constellation of broadband satellites.
Partial solar eclipse of April 2022: When and where it is and how to watch it online
It will be visible across parts of Antarctica, the southern tip of South America, and the Pacific and Atlantic oceans.
Celebrate Dark Skies This Week, April 22–30
Are you interested in combating light pollution? International Dark Sky Week, which starts today, offers events in which you can learn how.
Holographic Doctors can now Provide Medical Advice on the International Space Station
In recent years, the practice of “telemedicine” has grown considerably. Similar to “telepresence” and “telecommuting,” this technology relies on high-speed internet and live-video streaming to allow a person in one part of the world to interact with people in another without being physically present. The technology has come in handy during the two-year COVID-19 pandemic, where doctors were in high demand, but physical travel was restricted.
How guitar legend Joe Satriani's love of space and sci-fi inspired his new album and comics
Guitar legend Joe Satriani is well known for his sci-fi thematics and his "Crystal Planet" comic, and his new record, "The Elephants of Mars," continues the trend.
The best rangefinder binoculars in 2022
The best rangefinder binoculars can be hard to choose from with such a crowded and competitive market, but we've done the hard work for you.
Five canceled sci-fi shows that got a second chance
When TV shows get canceled, that’s usually it. But sometimes, they get a second chance. Here are five canceled sci-fi shows that defied the axe to live again.
Best telescopes for beginners: Top budget-friendly picks for viewing the planets, galaxies and more
Looking for the best beginners telescope but unsure where to start? Space.com has made the search easier with our top pick of great reflectors, refractors and computerized telescopes.
India to launch OneWeb internet satellites this year, helping replace Russian-built Soyuz rockets
OneWeb has found another replacement for the Russian-built rockets that used to launch its internet satellites.
Albino no more: How Ash Tyler overtook Voq in Star Trek: Discovery
One albino’s journey to losing his identity in the stars – for honor!
Blue Moon: What is it and when does it occur?
A Blue Moon is a rare occurrence that depends on the timings of full moons during the year. The moon is not blue during a Blue Moon.
